1. a decorative cover placed over a light bulb or lamp to diffuse light and protect the eyes

Examples

• The bedroom lamp has a cream-colored lampshade that softens the light.
• She replaced the torn lampshade with a new fabric one.
• The lampshade cast interesting shadows on the wall.
• A silk lampshade can add elegance to any room.
• The lampshade helps reduce glare from the bright bulb.